Send via Text Message using PDFfiller PHP Client

When you need to send a PDF document to be signed or completed, you can easily send it via an SMS message. With PDFfiller, a recipient will open your PDF on their mobile device and easily fill or sign it in seconds.
          
              
                    PDFfiller\OAuth2\Client\Provider\SignatureRequestRecipient::remind();

$recipients = SignatureRequest::recipients($provider, 339720);
$recipient = $recipients[534620];
$recipient->remind();